
@media screen and (max-width:768px){
    .product .function {
        flex-direction: column;
        height: 150px;
        .btn{
        width: 100%;
        padding-top: 40px;
        
    .item{
        width: 20%;
        margin:0 1%;
        border: none;
        }
    }
    .search{
        margin-bottom: 20px;
    }
    }
    
}
@media screen and (max-width:540px){
    .product .function {
        flex-direction: column;
        height: 180px;
        border-bottom: none;
        .btn{
        width: 100%;
        padding-top: 40px;
        margin-left: 15%;
    .item{
        width: 30%;
        border: none;
        margin:15px;
        }
    }
    .search{
        display: none;
    }
    .dissolve{
        display: block;
    }
    }
}